Argentina and Brazil reignited their 2018 World Cup qualifying campaigns with important victories on Tuesday as Copa America champions Chile crashed to defeat in their grudge match with Uruguay.

Two-time World Cup winners Argentina -- who had taken just two points from their first three matches -- claimed their first win, downing Colombia 1-0 in Barranquilla thanks to a first half goal from Lucas Biglia.

A moving rendition of the French national anthem reverberated around London's Wembley Stadium on Tuesday as fans of England and France paid tribute to the victims of the Paris attacks.

In a crowd of 71,223 that included British Prime Minister David Cameron and Prince William, many stood to sing 'La Marseillaise' four days on from the attacks, which left 129 people dead and over 350 injured.

Sweden and Ukraine became the last two qualifiers for Euro 2016 after eliminating Denmark and Slovenia respectively in Tuesday's play-offs.

Zlatan Ibrahimovic scored a brace as Sweden beat their Scandinavian neighbors 4-3 on aggregate after a 2-2 draw in Copenhagen.

Roger Federer got one over on world number one Novak Djokovic as the Swiss great booked his World Tour Finals last four spot with a straight sets victory on Tuesday.

Federer triumphed 7-5, 6-2 in their group stage clash in the packed 17,800-capacity O2 Arena in London, winning the key points at crucial moments to hand the Serb his first indoor defeat in 39 matches -- a winning run stretching back to 2012.

Morten Olsen quit as coach of Denmark after 15 years in the hotseat following Tuesday's failure to qualify for Euro 2016.

Denmark drew 2-2 at home to a Zlatan Ibrahimovic-inspired Sweden in Copenhagen to crash out of the Euro play-offs 4-3 on aggregate.

A bomb threat which forced Germany's friendly against the Netherlands to be canceled on Tuesday will have an impact on security at Bundesliga grounds, says German FA president Reinhard Rauball.

"My impression is that football in Germany has taken a different turn in many facets," said Rauball. "This is a sad day for German football."

German police said a credible bomb threat forced them to call off a football match Tuesday that was meant as a "symbol of freedom" after the Paris attacks and was to be attended by Chancellor Angela Merkel.

Hanover city police chief Volker Kluwe said there had been "serious plans to cause an explosion" in the 49,000-capacity stadium, and that authorities had acted on "a concrete threat scenario."

Syria's national football team used a pre-match news conference in Singapore to defiantly show support for President Bashar Assad, sparking blowback from local fans calling for politics to be left on the sidelines of Tuesday night's World Cup qualifier.

Syrian coach Fajr Ibrahim and midfielder Osama Omari strode into the media conference at a hotel on Monday ahead of their match against Singapore clad in white t-shirts with a large photo of their embattled president, saying Assad was "the best man in the world."

Dirk Nowitzki scored 21 points as the Dallas Mavericks sent the Philadelphia 76ers spinning to their 11th straight defeat since the new NBA season began, the worst record of any team in the league.

Nowitzki piled up the points in the final quarter as the 76ers slipped to a 92-86 defeat which left them at 0-11, the only team in the NBA without a win.

Leaders of the world's most prominent national anti-doping bodies on Monday called for Russian track and field athletes to be banned from next year's Olympics, saying the sanction was necessary to deter drug cheats.

A statement from the Institute of National Anti-Doping Organizations (iNADO), a 53-member umbrella group made the call on the eve of a key World Anti-Doping Agency (WADA) meeting in Colorado Springs.